Question
A piece of wire of length 100 cm is folded into the shape of a rectangle NPQR. It is then folded at a corner as shown. PS = SQ, ST = 10 cm. What is the length of NP?
2 m

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A piece of wire of length 100 cm is folded into the shape of a rectangle NPQR. It is then folded at a corner as shown. PS = SQ, ST = 10 cm. What is the length of NP?